The Grammy Awards may be trying to add to the mystery around the appearance by pulling the commercial.

A representative for Beyonce did not return a request for comment.

A representative for Jay Z did not return a request for comment.

A representative for the Grammy Awards did not return a request for comment.

Late last year, Beyonce released her self-titled “visual album” after unveiling the new work on social media. She and her husband Jay Z have a new single together titled “Drunk in Love.”

The two are expected to join previously announced performers on the show like Taylor Swift, Keith Urban, John Legend, Stevie Wonder, Macklemore & Ryan Lewis, Daft Punk, Katy Perry and Kendrick Lamar. The 56th Annual Grammy Awards will air on CBS Sunday, on Jan. 26, 8 P.M. ET/PT.